Jinan-gun in Fall

In fall (September, October and November), Jinan-gun sees average daytime highs around 18°C and overnight lows near 9°C, with 249 mm of precipitation over about 23 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.

Over the season highs ease from about 26°C in early September to 8°C by late November. The sky is clear or mostly clear about 40% of the time across fall, and the air most often feels dry.

Fall is Jinan-gun's best season of the year to visit on our travel score. For the whole year in context, see Jinan-gun's year-round climate.

Avg daytime high
18°C
2nd-warmest season
Avg overnight low
9°C
Precipitation
249 mm
23 wet days
Avg wind
7 km/h
Travel score
5.6
best season of the year
Months
Sep · Oct · Nov

Temperature in Jinan-gun in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 26°C in early September to 8°C by late November.

A typical fall day in Jinan-gun reaches about 18°C and drops to 9°C overnight. The warmest of the three months is September, the coolest November.

10°20°30°SepOctNov

How fall really feels in Jinan-gun

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 16 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
16
wind chill below the day's low

The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.

Jinan-gun weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -6°316.15.19.80.0
Feb / -4°395.63.210.60.3
Mar11° / 658.12.711.72.7
Apr17° / 898.40.412.95.6
May22° / 11°978.7013.96.9
Jun25° / 16°15511.4014.46.3
Jul27° / 21°25017.3014.25.0
Aug28° / 21°21116.7013.45.0
Sep24° / 16°1419.9012.26.7
Oct19° / 616.1011.16.8
Nov12° / 4870.510.13.3
Dec / -4°336.33.69.60.2

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Jinan-gun gets around 249 mm of rain and snow over 23 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 7 km/h across fall.

051015SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 48 min in early September to 9 h 48 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 3.6 kWh/m².

012345SepOctNov
Planning a trip in fall

Hazard calendar for Jinan-gun

In seasonPeak

In fall, Jinan-gun overlaps its rainy season season. The full year is below, with each hazard's peak months called out.

Jinan-gun's rainy season runs June–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is fall a good time to visit Jinan-gun?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

5.6
Sightseeing
1st-best month of the year
2.8
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Jinan-gun for sightseeing.

What to pack for Jinan-gun in Fall

From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In fall, Jinan-gun sees daytime highs around 18°C and nights near 9°C. Pack a warm layer. Worth having: light clothes and rain gear. About 23 days see rain.

a warm layerlight clothesrain gear

UV index in Jinan-gun in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Jinan-gun peaks around August 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateAug 16UV 9Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar6High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Jinan-gun in Fall

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.

Air quality in Jinan-gun is worst in March — around 69 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (July, 39 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 1668 µg/m³Jul 2239 µg/m³
PM2.5 (µg/m³)Level
Jan57Unhealthy
Feb61Unhealthy
Mar69Unhealthy
Apr59Unhealthy
May52Poor
Jun49Poor
Jul39Poor
Aug40Poor
Sep51Poor
Oct58Unhealthy
Nov61Unhealthy
Dec54Poor
Location & terrain

Where is Jinan-gun?

Jinan-gun sits at 35.8°N, 127.4°E, 295 m above sea level, in South Korea. The nearest listed city is Changsu, 18 km away.

KinzanNamsaNangenIksan

Topography around Jinan-gun

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Jinan-gun.

Within 3 km, the terrain around Jinan-gun has significant variations in elevation — a maximum elevation change of 511 m around an average of 370 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,059 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,879 m.

The land around Jinan-gun is covered by trees (66%) within 3 km, trees (80%) within 16 km, and trees (71%) and cropland (20%) within 80 km.

3 km
511 m
16 km
1,059 m
80 km
1,879 m
treesgrasslandcroplandartificial surfaceswater
Fall weather nearby: Changsu 18 km · Imsil 24 km · Jeonju 25 km · Wanju 26 km · Kinzan 35 km · Namsa 37 km · Nangen 43 km · Iksan 46 km

South Korea travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 60 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$36,227
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.5
per 100k, 2023
Road deaths
8.6
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 522
Religion
none 60%Protestant 17%Buddhist 16%Catholic 6%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Jinan-gun (35.7917°, 127.4253°, elevation 295 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.